2025 Compare Cities People:
Algonquin, IL vs Island Lake, IL

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Highlights
- Island Lake is 0% more densely populated than Algonquin.
- People are 9.6% less likely to be married in Island Lake.
- The Median Age is 2.1 years younger in Island Lake.
 Algonquin, ILIsland Lake, ILUnited States
 Population  Unlock8,057329,725,481
 Female Population49.5%  Unlock50.5%
 Male Population50.5%  Unlock49.5%
 Median Age  Unlock39.938.4
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 Population - 201030,079  Unlock309,327,143
 Population - 2000  Unlock8,153285,036,114
 Population - 199011,663  Unlock251,960,433
 Pop. 2000 to Now  Unlock-2.5%15.6%
 Pop. 1990 to Now163.5%  Unlock30.8%
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 Population Density  Unlock2,361.493.4
 Land Area12.2  Unlock3,531,905.4
 Water Area  Unlock0.2264,836.8
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 Est. Total Population By Age
 Algonquin, ILIsland Lake, ILUnited States
 Age 0 to 44.7%  Unlock5.9%
 Age 5 to 9  Unlock5.3%6.1%
 Age 10 to 145.9%  Unlock6.6%
 Age 15 to 17  Unlock3.2%3.9%
 Age 18 to 203.9%  Unlock4.0%
 Age 21 to 24  Unlock4.2%5.2%
 Age 25 to 3412.0%  Unlock13.8%
 Age 35 to 44  Unlock13.8%12.9%
 Age 45 to 5416.3%  Unlock12.6%
 Age 55 to 59  Unlock9.0%6.7%
 Age 60 to 646.8%  Unlock6.3%
 Age 65 to 74  Unlock10.6%9.6%
 Age 75 to 843.4%  Unlock4.5%
 Age 85 and over  Unlock1.8%1.9%
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 Race
 Algonquin, ILIsland Lake, ILUnited States
 White77.3%  Unlock59.4%
 Black  Unlock0.2%12.2%
 Asian6.8%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races2.8%  Unlock3.2%
 Hispanic  Unlock17.2%18.4%
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 Marriage & Family
 Algonquin, ILIsland Lake, ILUnited States
 Married Population59.0%  Unlock49.8%
     Currently Married  Unlock52.6%48.0%
 Married but Separated0.9%  Unlock1.8%
 Single Population  Unlock46.7%50.2%
 Never Married27.7%  Unlock33.8%
 Divorced  Unlock16.0%10.8%
 Widowed5.3%  Unlock5.6%
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 Household Size  Unlock2.662.60
 Households11,018  Unlock124,010,992
 Family Households  Unlock2,00480,755,759
     Married couple, w/children32.4%  Unlock30.5%
     Married couple, no children  Unlock45.1%42.9%
 Non Family Households2,546  Unlock43,255,233
     Single householder, w/children  Unlock10.2%15.8%
     Single householder, no children8.3%  Unlock10.8%
Reviews for Algonquin    4 Reviews

Over 1 years ago

Algonquin has really changed and grown, especially west algonquin. Politically though it leans conservative. That has not changed. People are nice though and they are  More

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Over 15 years ago

This town is practically Mayberry as far as crime goes.  More

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Over 18 years ago

Algonquin is a far northwest suburb of Chicago north of Elgin IL off of I90. The western part of Algonquin has shown significant growth and expansion over the past few  More

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Reviews for Island Lake    0 Reviews

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